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shader: read image descriptors indexed by workgroup

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Co-authored-by: Çağatay Güçlü <33038942+defektu@users.noreply.github.com>
This commit is contained in:
nmzik
2026-10-04 22:06:58 +04:00
parent 0bef3fc0d3
commit 0ee8800905
9 changed files with 187 additions and 29 deletions
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src/graphics/shader/recompiler/ir/passes/ResourceMaterialization.cpp
+14 -7
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@@ -285,12 +285,19 @@ bool MaterializeIndirectDescriptor(const ResourcePlan& p
}
if (indirect.material_source == UINT32_MAX) {
uint32_t key_count = 0;
const bool evaluated = clean.Evaluate(indirect.key_count, key_count);
if (std::bit_cast<int32_t>(key_count) <= 0) key_count = 0;
if (table_value.dword_count != 2u || !evaluated ||
key_count > MaxIndirectDescriptorProbes ||
uint64_t {indirect.table_offset} + uint64_t {key_count} * descriptor_bytes >
UINT32_MAX + 1ull) {
if (indirect.workgroup_axis != UINT32_MAX) {
if (indirect.workgroup_axis >= runtime.workgroup_counts.size()) return false;
key_count = runtime.workgroup_counts[indirect.workgroup_axis];
if (key_count == 0u) return false;
} else {
if (table_value.dword_count != 2u || !clean.Evaluate(indirect.key_count, key_count))
return false;
if (std::bit_cast<int32_t>(key_count) <= 0) key_count = 0;
}
if (indirect.table_stride == 0u || key_count > MaxIndirectDescriptorProbes ||
(key_count != 0u && uint64_t {indirect.table_offset} +
uint64_t {key_count - 1u} * indirect.table_stride + descriptor_bytes >
UINT32_MAX + 1ull)) {
return false;
}
keys.resize(key_count);
@@ -376,7 +383,7 @@ bool MaterializeIndirectDescriptor(const ResourcePlan& p
candidate.dword_count = dword_count;
if (sources.empty()) {
const auto table_offset =
static_cast<uint32_t>(key * descriptor_bytes) + indirect.table_offset;
static_cast<uint32_t>(key * indirect.table_stride) + indirect.table_offset;
if (!ReadScalarTable(table_base, table_size, table_offset, runtime,
std::span(candidate.dwords).first(dword_count))) {
return false;